Seiko Cal. 3821 - 909

The Seiko 3821-909 represents an important milestone in Seiko's 1965 lineup. Powered by the 3821 caliber with 25j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-91705443f481]

Also known as: Silverwave, Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1965

Related Models

• Seiko 0736-654
• Seiko 0712-103
• Seiko 0760-633
• Seiko 5685-351
• Seiko 6317-393
• Seiko 7033-477
• Seiko 6276-194
• Seiko 5259-995
• Seiko 6167-850
• Seiko 6235-877
• Seiko 6254-979
• Seiko 5242-388